Noun
Redfield ratio (uncountable)
(chemistry) The stoichiometric ratio of carbon to nitrogen to phosphorus in the deep ocean.
Generalist phytoplankton has similar N:P to Redfield ratio and contain relatively equal resource-acquisition and growth machinery. Source: Internet
See the Redfield ratio In ecological terms, because of its important role in biological systems, phosphate is a highly sought after resource. Source: Internet